I too , just ordered 17 inch winter tires and wheels from the Tirerack.....actually I ordered 9 of them. 4 for me, 4 for a friend and a spare for us to share (just in case!) Total with everything in was only $4,000 CDN.
Grey Matter:2008 E92 M3:608/425. SG/PS SOLD!
Dark Matter:2015 F80 M3:495/505. AB/CB